Gedrite and Rhodolite Physical Properties

Gedrite

Rhodolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.15-3.2593.84

1 7.18

1.5 Fracture

Not Available

Conchoidal

1.6 Cleavage

Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.

none, may show indistinct parting

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

(Mg,Fe)₃Al₂Si₃O₁₂

Gedrite and Rhodolite Chemical Formula

While comparing Gedrite and Rhodolite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Gedrite and Rhodolite chemical formula.

Chemical formula of Gedrite- (Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Gedrite and Rhodolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gedrite and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gedrite and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Gedrite is 3.84 whereas that of Rhodolite is 3.84.